Adults Learning Mathematics
- ALM is an international research forum bringing together researchers and practitioners in adult mathematics/numeracy teaching and learning in order to promote the learning of mathematics by adults. Based in London, UK.

Association of Mathematics Teacher Educators
- A non-profit organization created to promote the improvement of mathematics teacher education in all its aspects. Based at the Center for Research in Mathematics and Science Education, San Diego State University.

Center for Mathematics, Science, and Technology
- Purpose of group is to help in the advance of learning and teaching of mathematics, science, and technology so that students of all ages can thrive in a technological world. Services includes educational modules and school scholarships. Located at Illinois State University.

Clay Mathematics Institute
- Sponsors events for talented high school students, professional symposia, and diseminating new research news in the field. Includes goals and details of ongoing projects. Located in Cambridge, MA.

The International Commission on Mathematical Instruction (ICMI)
- A commission of the International Mathematical Union (IMU), charged with the conduct of the activities of IMU bearing on mathematical or scientific education. ICMI takes the initiative in inaugurating appropriate programmes designed to further the sound development of mathematical education at all levels, and to secure public appreciation of its importance.

National Association of Maths Advisers
- Aims to ensure that inspection, advice and support, individually and collectively, make an effective contribution to mathematics education in the UK.

National Council of Supervisors of Mathematics (NCSM)
- Promotes the development of math education leaders, on an international scale, by sharing information about current research, trends, professional training, and recognition of professionals within the field. Page includes list of publications, meeting schedule, and membership information.

Ontario Colleges Mathematics Association
- The mission of the Ontario Colleges Mathematics Association is to promote and facilitate communication among individuals with an interest in mathematics education in the Colleges of Applied Arts and Technology of the Province of Ontario.

School Mathematics Project
- An educational charity in the UK which develops textbooks and other teaching materials for the secondary age range and runs in-service courses for teachers.

Scottish Mathematical Council (SMC)
- The main objectives of the Council are to foster and improve mathematical education at all levels, and to encourage the advancement and application of mathematics throughout Scotland. Among other activities, the SMC publishes an annual Journal and organises school-level competitions.

UK Mathematics Trust
- Organises national mathematics competitions in the United Kingdom for 11-18 year old school pupils. Includes sponsoring some contests for the training of the country's International Mathematical Olympiad team. Lists times and dates.

Women And Mathematics Network
- A consortium of Program Directors of outreach programs in mathematics for women and girls. Meetings and resources.